22093350400 has 120 divisors (see below), whose sum is σ = 59714564184. Its totient is φ = 8033894400.

The previous prime is 22093350371. The next prime is 22093350427. The reversal of 22093350400 is 405339022.

It is a super-2 number, since 2×22093350400² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62344 + ... + 219256.

Almost surely, 2^22093350400 is an apocalyptic number.

22093350400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22093350400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29857282092).

22093350400 is an abundant number, since it is smaller than the sum of its proper divisors (37621213784).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22093350400 is a wasteful number, since it uses less digits than its factorization.

22093350400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156952 (or 156931 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

Adding to 22093350400 its reverse (405339022), we get a palindrome (22498689422).

The spelling of 22093350400 in words is "twenty-two billion, ninety-three million, three hundred fifty thousand, four hundred".